使用to运算符的范围表达式。
XPath 2.0中的范围表达式简化了迭代固定次数的任务。
The range expression of XPath 2.0 simplifies the task of iterating a fixed number of times.
除此之外还有一种新的表达式,即范围表达式,我在前面已经介绍过。
Another new type of expression, a range expression, is simpler and was covered earlier.
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